Loans and Leases, Non-accrual Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	$ 516	$ 495
Real Estate [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	18	0
Commercial Real Estate [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Agricultural [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	18	0
Residential and Home Equity [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Construction [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Commercial and Industrial [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Agricultural [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	498	495
Commercial Leases [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Consumer and Other [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual not TDRs [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	18	0
Nonaccrual not TDRs [Member] | Real Estate [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	18	0
Nonaccrual not TDRs [Member] | Commercial Real Estate [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual not TDRs [Member] | Agricultural [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	18	0
Nonaccrual not TDRs [Member] | Residential and Home Equity [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual not TDRs [Member] | Construction [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual not TDRs [Member] | Commercial and Industrial [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual not TDRs [Member] | Agricultural [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual not TDRs [Member] | Commercial Leases [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual not TDRs [Member] | Consumer and Other [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual TDRs [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	498	495
Nonaccrual TDRs [Member] | Real Estate [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual TDRs [Member] | Commercial Real Estate [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual TDRs [Member] | Agricultural [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual TDRs [Member] | Residential and Home Equity [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual TDRs [Member] | Construction [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual TDRs [Member] | Commercial and Industrial [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual TDRs [Member] | Agricultural [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	498	495
Nonaccrual TDRs [Member] | Commercial Leases [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	0	0
Nonaccrual TDRs [Member] | Consumer and Other [Member]
Non-accrual Loans and Leases [Abstract]
Non-accrual loans and leases	$ 0	$ 0